| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 34 of 62 | 45% | 4 of 6 | 33% | 8 | 12 | 7 | 12 | 5 | 9 |
| enterRule(ParseTreeListener) | | 0% | | 0% | 2 | 2 | 2 | 2 | 1 | 1 |
| identifier() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| propertyClause() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| DROP() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| COLUMN() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| accept(ParseTreeVisitor) | | 66% | | 50% | 1 | 2 | 1 | 2 | 0 | 1 |
| exitRule(ParseTreeListener) | | 100% | | 50% | 1 | 2 | 0 | 2 | 0 | 1 |
| fromRollup() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| DorisParser.DropColumnClauseContext(DorisParser.AlterTableClauseContext) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |